Monetize your social network! Users need to pay for the membership of your social network in order to use the website. User is registered in your website and after login if the user is not paid user, he would be asked for the payment to continue. This takes user as one time payment to use the website.
You can either use PayPal option or Stripe payment to receive payments. In order to activate this component you need to obtain either stripe payment api or PayPal. Paid Access from version 8.0 uses Wallet component.